package com.design.mall.impl;

import com.design.mall.CashRegister;

/**
 * 正常收费策略
 * @author by liuxin
 * @version 0.1
 */
public class CashNormal extends CashRegister {

    @Override
    public double acceptCash(double money) {
        //正常收费
        return money;
    }
}
